<?php
if (!defined('SHARE_INFO')) exit('No direct script access allowed');
class Router
{
	public function getRouter($types = 1)
	{
		if ( isset($_SERVER['PATH_INFO']) )
		{
			$query_string = substr(str_replace(array('.html','.htm', '.asp', '.php', '.shtml', '//'), '',$_SERVER['PATH_INFO']),1);
		}
		else
		{
			$query_string = str_replace($_SERVER['SCRIPT_NAME'], '',$_SERVER['PHP_SELF']);
		}
		if ( $types == 1 )
		{
			// 第一种类型以/分隔
			$temp = explode('/', $query_string);
		}
		elseif ($types == 2)
		{
			$temp = explode('-', $query_string);
		}
		elseif ($types == 3)
		{
			return array('Controller'=>$_GET['controller']);
		}
		
		if ( empty($temp[0]) )
		{
			return array('Controller' => 'index','Operate' => 'index');
		}
		if ( empty($temp[1]) )
		{
			$temp[] = 'index';
		}
		// 去除空项 
		foreach ($temp as $val)
		{
			//if ($val)
			//{
				$url[] = $val;
			//}
		}
		list($controller, $operate) = $url;
		//有参数的情况
		$params = array();
		if ( count($url)>2 )
		{
			array_shift($url);
			array_shift($url);
			for ( $i=0; $i < count($url); $i++ )
			{
				if ( $i%2==0 )
				{
					$params[$url[$i]] = $url[$i+1];
				}
			}
		}
		return
		array(
			"Controller" => $controller,
			"Operate" => $operate,
			"params" => $params,
		);
	}
}
?>